是，使用switch_to_blog() 您可以加载另一个Wordpress站点，获取所需内容，然后恢复到当前站点并结转任何检索到的数据。

// the different site ID in your Wordpress Network
$otherSite = 3;

// the post excerpt you\'re after in the different site
$otherSitesPost = 42;


switch_to_blog( $othersite );

$otherSitesPostExcerpt = get_post($otherSitesPost)->post_excerpt;

restore_current_blog();

echo "Site #{$otherSite} post #{$otherSitesPost} excerpt: {$otherSitesPostExcerpt}";